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-rw-r--r--arch/arm/mm/proc-v7.S10
1 files changed, 5 insertions, 5 deletions
diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S
index 0f8963a7e7d9..6fcaac8e200f 100644
--- a/arch/arm/mm/proc-v7.S
+++ b/arch/arm/mm/proc-v7.S
@@ -281,12 +281,12 @@ __v7_ca17mp_setup:
bl v7_invalidate_l1
ldmia r12, {r1-r6, lr}
#ifdef CONFIG_SMP
+ orr r10, r10, #(1 << 6) @ Enable SMP/nAMP mode
ALT_SMP(mrc p15, 0, r0, c1, c0, 1)
- ALT_UP(mov r0, #(1 << 6)) @ fake it for UP
- tst r0, #(1 << 6) @ SMP/nAMP mode enabled?
- orreq r0, r0, #(1 << 6) @ Enable SMP/nAMP mode
- orreq r0, r0, r10 @ Enable CPU-specific SMP bits
- mcreq p15, 0, r0, c1, c0, 1
+ ALT_UP(mov r0, r10) @ fake it for UP
+ orr r10, r10, r0 @ Set required bits
+ teq r10, r0 @ Were they already set?
+ mcrne p15, 0, r10, c1, c0, 1 @ No, update register
#endif
b __v7_setup_cont